1
瑙ｆ瀽鍑犱綍澶ч涓撶粌
(
涓�
)
1
锛?/p>
(2019路
绂忓窞甯傜涓�娆¤川閲忔娊娴?/p>
)
宸茬煡妞渾
E
锛?/p>
x
2
a
2
锛?/p>
y
2
b
2
锛?/p>
1(a>b>0)
鐨勭蹇冪巼涓?/p>
3
2
锛岀偣
(1
锛?/p>
3
2
)
鍦?/p>
E
涓婏紟
(1)
姹?/p>
E
鐨勬柟绋嬶紱
(2)
璁剧洿绾?/p>
l
锛?/p>
y
锛?/p>
kx
锛?/p>
2
涓?/p>
E
浜や簬
A
锛?/p>
B
涓ょ偣锛岃嫢
OA
鈫?/p>
路
OB
鈫?
锛?/p>
2(O
涓哄潗鏍囧師鐐?/p>
)
锛屾眰
k
鐨勫�硷紟
2
锛?/p>
(2019路
娴庡崡甯傝川閲忚瘎浼?/p>
)
宸茬煡妞渾
C
锛?/p>
x
2
a
2
锛?/p>
y
2
b
2
锛?/p>
1(a>b>0)
鐨勭蹇冪巼涓?/p>
3
2
锛屽彸鐒︾偣涓?/p>
F
锛屼笖璇?
妞渾杩囩偣
(1
锛?
3
2
)
锛?/p>
(1)
姹傛き鍦?/p>
C
鐨勬柟绋嬶紱
(2)
褰撳姩鐩寸嚎
l
涓庢き鍦?/p>
C
鐩稿垏浜庣偣
A
锛屼笖涓庣洿绾?/p>
x
锛?/p>
4
3
3
鐩镐氦浜庣偣
B
鏃讹紝姹傝瘉锛氣柍
FAB
涓虹洿瑙?
涓夎褰紟